while(defined($_=<DATA>))

[download]
can be this: 
    while (<DATA>)

[download]

also check open() for error: 

    open(DOC,'sample_testing') or die "Can't open input file: $!";

[download]

In reply to Re: Re: Substitute array value in regular expression by ctilmes
in thread Substitute array value in regular expression by Anonymous Monk

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